package vip.ablog.xmall.product;

import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import vip.ablog.common.exception.BizCodeEnum;
import vip.ablog.common.utils.R;

import java.util.HashMap;
import java.util.Map;

/**
 * @author Allan
 */
@Slf4j
@RestControllerAdvice
public class ExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handlerException(MethodArgumentNotValidException e) {
        BindingResult result = e.getBindingResult();
        Map<String, String> errorMap = new HashMap<>();
        result.getFieldErrors().forEach(item -> {
            errorMap.put(item.getField(), item.getDefaultMessage());
        });
        log.error("数据校验出现问题{}，异常类型{}", e.getMessage(), e.getClass());
        return R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(),
                BizCodeEnum.VAILD_EXCEPTION.getMessage()).put("data", errorMap);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable) {
        log.error("未知错误：", throwable);
        return R.error(BizCodeEnum.UNKNOW_EXCEPTION.getCode(),
                BizCodeEnum.UNKNOW_EXCEPTION.getMessage()).put("data", throwable);
    }
}
